CN104113161B - A kind of motor traction apparatus - Google Patents
A kind of motor traction apparatus Download PDFInfo
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- CN104113161B CN104113161B CN201410209348.1A CN201410209348A CN104113161B CN 104113161 B CN104113161 B CN 104113161B CN 201410209348 A CN201410209348 A CN 201410209348A CN 104113161 B CN104113161 B CN 104113161B
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- traction apparatus
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Abstract
nullThe present invention relates to a kind of motor traction apparatus，It is two that this motor traction apparatus is arranged on magnetic-inductive device power outlet side gyroaxis upwards，First gyroaxis is provided with reduction gearing，3rd gyroaxis is provided with sector gear，Reduction gearing engages with the gear of output end on magnetic induction ring set and sector gear respectively，The number of reduction gearing is one，I.e. one reduction gearing is while connecting magnetic-inductive device，Another side connects the sector gear as clutch executive item，Reduction gearing both can be rotated by magnetic-inductive device power output，Also can be rotated by sector gear spring reset direction，More traditional magnetic induction clutch has lacked a reduction gearing and an one rotating shaft，Thus the number of space and part is achieved miniaturization，Cost is minimized，The movement response time of whole mechanism has shortened，Susceptiveness is improved，Following problem despite the presence of causing because reducing by a reduction gearing: be i.e. ultimately applied to as the magnetic induction moment on the sector gear of clutch executive item not enough.
Description
Technical field
The present invention relates to a kind of motor traction apparatus of operation that Drain Valve of Washing Machine and transmission stick are driven (also known as gear
Driving motor).
Background technology
The structure of traditional motor traction apparatus is, is driven with outward through reducing gear train by the driving of affiliated motor rotor
The load component (such as steel wire, rack bar, rocking arm etc.) that portion couples, makes load component complete drawing-in motion and to assigned position and protects
Hold, and this load component can be made to return to origin-location from holding position.It is provided with gyroaxis on the side of rotor,
Arranging driving clutch device on this gyroaxis, driving clutch device is being bonding state when electrical power is initial, makes
Rotor forces is transferred to load component, when making load component action disconnect to driving clutch device while assigned position, and system
Dynamic component engaging makes load component keep.But the gyroaxis of driving clutch device is arranged at the side of rotor, therefore needs
Want certain installing space, and braking element number is many, structure is complicated, is unfavorable for integrated member volume and number of parts
Miniaturization, unfavorable to cost control.Conventional motors rotor is due to simple in construction, and rotor is except the base as permanent magnet
Outside this function, only it is integrated with the functional configuration of not more than two, respectively ratchet and gear thereon.Ratchet can be with counnter attack
Turn component to have conflicted the effect preventing rotor from inverting；Gear is except driving subordinate's gear train of side and driving clutch component to rotate
Making to roll up (" upper volume " is also construed to " traction ") in load component outward, also drives the combination gear of opposite side to rotarily drive magnetic
Induction installation rotates, due to subordinate's gear train and the side driving clutch component to be necessarily mounted at rotor gyroaxis of side
Limit, the space being positioned in the axial direction of rotor gyroaxis is not utilized, and this is unfavorable for the small-sized of space and number of parts
Change.Therefore there is the necessity improved in currently used rotor structure.
And for make load component can complete drawing-in motion under the effect as power source motor rotor, then keep, return
Return, in addition to the driving clutch device described in needing, in addition it is also necessary to the opposite side at rotor arranges clutch, i.e.
Magnetic induction clutch.Described magnetic induction clutch to being rotor to a side, to being as speedup to the opposing party
Train so that load component return time cushioning effect component.Now widely used have similar patent of invention 3-198638
Number clutch of magnetic induction way announced.This clutch is not constituted output by 1 started from rotor to drive
Dynamic gear, it is magnetic-inductive device and is used as clutch with 2 reduction gearing of magnetic-inductive device linkage and 1 according to this
The sector gear performed and the spring acting on sector gear are constituted, and this magnetic induction clutch needs except rotor returns
Another 4 one rotating shafts outside rotating shaft are constituted.The shortcoming of magnetic induction clutch is that number of gears is many, the revolution of fixed gear
Axle is many, takes up room big, complicated and relatively costly, additionally because the number of travelling gear is many, so either working as motor
During energising described sector gear overcome spring force with the action of magnetic-inductive device and action, or the described magnetic when motor power-off
Induction installation, with because of the sector gear action and action driven that reset of spring, is required for the longer response time thus to machine
The susceptiveness of structure is unfavorable.So, this magnetic induction clutch has necessity of improvement.
For guaranteeing the trouble free service of motor traction apparatus, must be provided for the device preventing rotor from inverting in it, prevent
The device of rotor reversion is arranged on the rotor side of enclosure, and its structure typically has rotor and electricity
Machine rotor one anti-reverse ratchet portion, anti-reverse component be close to anti-reverse component coaxial arrange combine tooth
Wheel and gyroaxis；At the viscosity grease that anti-reverse component and combination gear junction surface are smeared.Anti-reverse component utilizes
Contact surface frictional force and grease viscous force realize servo-actuated with combination gear, when rotor rotates towards correct direction, anti-
Reversion component is servo-actuated to leaving the anti-reverse ratchet portion oppositely disposed with anti-reverse component being arranged on rotor
Position, rotor can normally rotate；When rotor court rotates with correct direction opposite direction, anti-reverse component
Servo-actuated to the detent positions described in conflict, make rotor to invert；Combination gear, anti-reverse structure with gyroaxis
Part, and the ratchet being arranged on the described rotor on other axle collectively constitutes anti-reverse device.
Traditional anti-reverse device is mainly close to assembling by the anti-reverse component coaxial of a gear and and is constituted, and utilizes between the two
Frictional force and smear the viscous force of viscosity grease therebetween and be operated, but this structure did not considered that gear rotated produces
The situation that viscosity grease is gradually got rid of by raw centrifugal force, after viscosity grease is got rid of, lubrication deteriorates and viscous force disappears
Lose, unfavorable to the life-span of mechanism.So there is the necessity improved in currently used anti-reverse device.
Summary of the invention
The technical problem to be solved is to provide for above-mentioned prior art present situation that a kind of number of parts is less, account for
Motor traction apparatus less with space, that structure design is the most reasonable and function is integrated
The present invention solves the technical scheme that above-mentioned technical problem used: a kind of motor traction apparatus, including being arranged on rotor
Rotor portions on axle, and the clutch gear of clutch can be carried out with rotor portions, the side face of clutch gear has all the time with planet
The side face tooth of the driving gear part engagement of gear mechanism, drives gear part to be engaged with output wheel transmission by big retarding gear,
Output wheel is then in transmission connection with load component；It is characterized in that: the top of described rotor portions has anti-reverse ratchet portion
With structure gear part, the side of armature spindle is provided with the first gyroaxis, the 3rd gyroaxis and magnetic induction axle；On first gyroaxis
Being coaxially arranged with combination gear, anti-reverse component and reduction gearing, described combination gear engages with structure gear part transmission,
And the viscosity grease smeared at the junction surface of anti-reverse component and combination gear, described anti-reverse component has
In order to the competing braking parts in described anti-reverse ratchet portion；Input gear and magnetic induction it is coaxially provided with on magnetic induction axle
Ring, input gear is provided with permanent magnet, and magnetic induction ring set is located at outside the permanent magnet of input gear, and described combination gear is respectively
Engage with structure gear part and input gear transmission；3rd gyroaxis is provided with sector gear, described reduction gearing respectively with
Gear of output end on magnetic induction ring and sector gear engagement, the sidewall of sector gear has pothook；Described sector gear
Side be provided with in order to the clutch cam with the pothook snap-fit on sector gear, the opposite side of sector gear is provided with and makes sector
Pothook on gear keeps the first spring of disengaged condition with clutch cam；Described clutch cam passes through speedup wheels and row
The release gear engagement of star gear mechanism.
Above-mentioned clutch gear and rotor portions are co-axially located on described armature spindle and can move up and down, on the upper surface of rotor portions
Being provided with the first latch, the lower surface of clutch gear is provided with the second latch matched with the first latch, the upper end of clutch gear
Face is provided with braking latch, and supporting between described clutch gear and rotor portions has and make both keep the second spring of separation trend,
The clutch operating lever being arranged over deflecting of clutch gear, the lower surface of clutch operating lever has can upper with clutch gear
The high plane of end contact and low plane, connected by chamfered transition between high plane and low plane, the top of clutch gear
It is additionally provided with and the brake bar of described braking latch snap-fit, when the upper surface of clutch gear contacts with high plane, from
Closing gear overcomes the elastic force of the second spring to move down so that the first latch and the second latch engage, meanwhile, and brake bar and braking clamp
Tooth separates, and when the lower surface of clutch gear contacts with low plane, clutch gear is in the elastic force effect of the second spring
Lower upper shifting is so that the first latch and the second latch depart from, and meanwhile, brake bar snaps in braking latch.
Rotor portions is coaxially disposed with clutch gear, moving up and down by clutch gear, it is achieved with the clutch of rotor portions, fill
Divide the upper space utilizing rotor.
Above-mentioned rotor portions includes that permanent magnet and combination member, described permanent magnet are combined in the periphery of combination member, described
Anti-reverse ratchet portion and structure gear part are arranged on combination member.Combination member can use plastic material to make, convenient
Mold anti-reverse ratchet portion and structure gear part, provide suitably peace to the most again the core component permanent magnet of rotor
Dress position.
Above-mentioned clutch operating lever is sector, and one end of clutch operating lever rotates and is arranged on the second gyroaxis, clutch operating lever
On have arcuate socket, described armature spindle pass this arcuate socket.
Above-mentioned clutch operating lever is driven deflection by the output wheel driven in wheels, the end face of output wheel has raise up push away
Motion block, and the arcuate groove of indent, described pushing block can promote with the side of clutch operating lever and coordinate, described clutch operating lever
Lower surface there is the promotion post inserted in arcuate groove.Output wheel is in transmission connection with draw bar, the forward bias change of team of output wheel
Making pushing block promote the side of clutch operating lever, drive clutch operating lever deflection, the positive deflection of output wheel makes clutch operation
Bar is contacted with clutch gear upper surface by high face and is deflected to bottom surface and contacts with clutch gear upper surface；The reverse deflection of output wheel
Then promoted the promotion post belonged in clutch operating lever insertion arcuate groove by its arcuate groove side, drive clutch operating lever to separately
One side's deflection, the reverse deflection of output wheel then makes clutch operating lever be contacted with clutch gear upper surface by bottom surface and is deflected to high face
Contact with clutch gear upper surface.
Second technical problem to be solved by this invention is to provide the motor traction apparatus that a kind of viscosity grease not easily runs off
Anti-reverse device, the design of this anti-reverse apparatus structure is the most reasonable, and can effectively extend its service life.
The specific scheme is that above-mentioned combination gear with anti-reverse component just to end face on be provided with inner fovea part, inner fovea part with
The centre of gyration of combination gear is coaxially disposed, and the part of described anti-reverse component extends downwardly into inner fovea part and formed and combine tooth
The junction surface that wheel engages, described viscosity grease is applied in described inner fovea part.
Combination gear its interior gluing in rotary course can be prevented owing to viscosity grease is applied in the inner fovea part of combination gear
Property grease overflow, effectively prevent viscosity lubrication loss after a long time use from extending lubrication and friction life-span, anti-reverse
Being embedded in inner fovea part by component part, the set-up mode of embedded shape can also effectively utilize and utilize space on axial direction.
Improve further, the ring that the bottom surface of above-mentioned inner fovea part is provided with evagination and the centre of gyration with combination gear is coaxially disposed
Shape wall, it is inside and outside two parts that this annular wall is positioned at inner fovea part by female parts, on described anti-reverse component corresponding end-faces
Being provided with the cannelure embedded for annular wall, the sidewall of anti-reverse component has curved elastic support arm, elastic support arm
Outer end has the friction part inconsistent with described annular wall outer peripheral face.Friction part by flexible leg draw to ensure friction part with
Having the soft contact force of equilibrium between annular wall and extend the life-span, this soft contact force plays auxiliary contacts associating tooth
The effect of wheel, even if when viscosity grease has certain disappearance, the reverse rotation of combination gear also can drive counnter attack
Conversion component, it is ensured that the braking parts on anti-reverse component mutually can be supported with anti-reverse ratchet portion under rotor inverted status
Touch, it is achieved the braking to rotor.
Improving further, above-mentioned elastic support arm has the limit that the centre of gyration with combination gear be arranged in parallel and downwardly extends
Position post.After assembling, limited post can be conflicted with the stationary plane within motor traction apparatus, prevents the friction part on elastic support arm upwards
Eject and separate with annular wall, also ensure the stability that the friction part on elastic support arm contacts with annular wall.
Above-mentioned anti-reverse component is provided with perforation.Its weight of anti-reverse component must ratio lighter, arranging perforation can have
Effect reduces the weight of anti-reverse component, so that the reverse rotation of combination gear can more easily drive anti-reverse component the most anti-
Turn, reduce the energy loss of motor traction apparatus.
It is provided with limited location fork at neighbouring detent position on above-mentioned anti-reverse component.Limited location fork can be with the gear in motor traction apparatus
Position post is conflicted and is coordinated so that during motor rotates forward, and anti-reverse component rotates forward with combination gear, when limited location fork and gear
After the post contact of position, anti-reverse component is relative with combination gear to skid, and is ensureing that the braking parts of anti-reverse component is away from anti-
While ratchet portion is used in reversion, prevent again anti-reverse component from continuing with other in combination gear rotation and motor traction apparatus
Parts interfere.On above-mentioned anti-reverse component, braking parts side is exposed outside combination gear.So facilitate stop part with anti-
Reversion ratchet portion coordinates.
Compared with prior art, it is an advantage of the current invention that: being arranged on magnetic-inductive device power outlet side gyroaxis upwards is
Two, the first gyroaxis is provided with reduction gearing, and the 3rd gyroaxis is provided with sector gear, reduction gearing respectively with magnetic strength
Answering the gear of output end on ring set and sector gear engagement, the number of reduction gearing is one, i.e. one reduction gearing
Connecting magnetic-inductive device, another side connects the sector gear as clutch executive item, and reduction gearing both can be filled by magnetic induction
Putting power output to rotate, also can be rotated by sector gear spring reset direction, more traditional magnetic induction clutch has lacked one
Reduction gearing and an one rotating shaft, thus the number of space and part is achieved miniaturization, cost is minimized, whole
The movement response time of mechanism has shortened, and susceptiveness is improved, and causes despite the presence of because reducing by a reduction gearing
Following problem: be i.e. ultimately applied to as the magnetic induction moment on the sector gear of clutch executive item not enough.But this problem
Can solve by reducing the power providing counteracting force spring on sector gear；It addition, rotor portion removes
Outside as the basic function of permanent magnet, it is provided with three functional configurations, the respectively top of rotor portions the most thereon
Anti-reverse ratchet portion, structure gear part and the first latch, anti-reverse ratchet portion can be with the braking on anti-reverse component
Portion is inconsistent and prevents the reversion of rotor, and structure gear drives the combination gear of side to rotate and then drives magnetic-inductive device rotation
Turning, the first latch drives the clutch gear with rotor portions coaxial rotating to be rotated through planetary gears, output wheel by power
Being transferred to load component, therefore this rotor structure function is the most integrated, number of parts, inner space utilize, structure multiple
Miscellaneous degree, the factor such as cost finds the solution equalized most, it is simple to ensure the reliable of motor traction apparatus function, cost
Reduction, less space hold is to adapt to motor traction apparatus shell shape and the change of installation dimension of more client；Keep away
Exempt from motor traction apparatus and must too increase the defect of shell sizes because of the increase of function, further avoid motor traction
The risk that device is installed on existing washing machine and used, the most existing washing machine structure just can use without doing any change
This motor traction apparatus, and the volume of motor traction apparatus is little, shell structural strain's is the least, for motor traction apparatus capability and performance
Stability provides sound assurance.
Accompanying drawing explanation
Fig. 1 is the expansion longitudinal section of the embodiment of the present invention；
Fig. 2 is the perspective view after the embodiment of the present invention conceals shell；
Fig. 3 is the top view of Fig. 2；
Fig. 4 is the top view (sector gear and clutch cam disengaged condition) of embodiment of the present invention magnetic induction clutch part；
Fig. 5 is the top view (sector gear and clutch cam fastening state) of embodiment of the present invention magnetic induction clutch part；
Fig. 6 is the expansion longitudinal section of Fig. 5.
Fig. 7 is the sectional view (rotor portions and clutch gear fastening state) of embodiment of the present invention rotor portion；
Fig. 8 is the sectional view (rotor portions and clutch gear released state) of embodiment of the present invention rotor portion；
Fig. 9 is the structural representation (rotor rotates towards correct direction) of the anti-reverse part of the embodiment of the present invention；
Figure 10 is the structural representation (rotor rotates towards the opposite direction of correct direction) of the anti-reverse part of the embodiment of the present invention；
Figure 11 is the revolved sectional view of Figure 10；
Figure 12 is combination gear and the top view of anti-reverse component confined state in the embodiment of the present invention；
Figure 13 is the sectional view of combination gear in the embodiment of the present invention；
Figure 14 is the top view of the rotor being combined with anti-reverse ratchet portion and structure gear in the embodiment of the present invention；
Figure 15 is the perspective view of clutch operating lever in the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
As shown in Fig. 1～15, for a preferred embodiment of the present invention.
A kind of motor traction apparatus, following parts are respectively positioned in a shell 16, including the rotor being arranged on armature spindle 11
Portion 1, and the clutch gear 6 of clutch can be carried out with rotor portions 1, rotor portions 1 is of the motor 17 as power source
Part.There is on the side face of clutch gear 6 the side face tooth engaged with the driving gear part 151 of planetary gears 15 all the time
61, drive gear part 151 to be engaged with output wheel 9 transmission by big retarding gear 20, output wheel 9 then with load component 14
Being in transmission connection, the load component 14 in the present embodiment is gear with tooth-strip part, output wheel 9, and output wheel 9 rotates finally
Drive and roll up in load component 14.Load component also can be joined steel wire rope by the cam of non-gear and be formed
The top of rotor portions 1 has anti-reverse ratchet portion 131 and structure gear part 132, and rotor portions 1 includes permanent magnet
12 and combination member 13, permanent magnet 12 is combined in the periphery of combination member 13, portion of anti-reverse ratchet portion 131 and structure
Make gear part 132 to be arranged on combination member 13.
The side of armature spindle 11 is provided with the first gyroaxis 2a, the 3rd gyroaxis 2c and magnetic induction axle 21；First gyroaxis 2a
On be coaxially arranged with combination gear 5 and anti-reverse component 3, combination gear 5 engages with structure gear part 132 transmission, and
The viscosity grease 10 smeared at the junction surface of anti-reverse component 3 and combination gear 5, anti-reverse component 3 has
Have in order to the competing braking parts in anti-reverse ratchet portion 131 31, on anti-reverse component 3 braking parts 31 side dew
Go out combination gear 5 outside.
Being coaxially provided with input gear 22 and magnetic induction ring 23 on magnetic induction axle 21, input gear 22 is provided with permanent magnet 221,
Magnetic induction ring 23 is set in outside the permanent magnet 221 of input gear 22, described combination gear 5 respectively with structure gear part 132
Engage with input gear 22 transmission；Being additionally provided with reduction gearing 18 on first gyroaxis 2a, the 3rd gyroaxis 2c is provided with fan
Shape gear 19, the gear wheel portion of reduction gearing 18 engages with the gear of output end 231 on magnetic induction ring 23, reduction gearing
The pinion part of 18 engages with sector gear 19, and the sidewall of sector gear 19 has pothook 191；Sector gear 19
Side is provided with in order to the clutch cam 24 with pothook 191 snap-fit on sector gear 19, the opposite side of sector gear 19
It is provided with the first spring 4a making pothook on sector gear 191 and clutch cam 24 keep disengaged condition；Clutch cam
24 are engaged with the release gear 152 of planetary gears 15 by speedup wheels 25.The material of magnetic induction ring 23 is aluminum,
Copper or other similar materials, the material of the gear of output end 231 connected as one with magnetic induction ring 23 is plastics.
Clutch gear 6 and rotor portions 1 are co-axially located on armature spindle 11 and can move up and down, on the upper surface of rotor portions 1
Being provided with the first latch 133, the lower surface of clutch gear 6 is provided with the second latch 62 matched with the first latch 133, from
The upper surface closing gear 6 is provided with braking latch 63, supports and make both keep point between clutch gear 6 and rotor portions 1
From the second spring 4b of trend, the clutch operating lever 7 being arranged over deflecting of clutch gear 6, clutch operating lever 7
Lower surface has the high plane 71 and low plane 72 that can contact, high plane 71 and low plane with the upper surface of clutch gear 6
Connected by inclined-plane 73 transition between 72, the brake bar 8 being also arranged above and braking latch 63 snap-fit of clutch gear 6,
When the upper surface of clutch gear 6 contacts with high plane 71, clutch gear 6 overcomes the elastic force of the second spring 4b
Move down so that the first latch 133 engages with the second latch 62, meanwhile, brake bar 8 with braking latch 63 separate, from
Under the state that the lower surface of conjunction gear 6 contacts with low plane 72, clutch gear 6 is under the elastic force effect of the second spring 4b
Upper shifting is so that the first latch 133 departs from the second latch 62, and meanwhile, brake bar 8 snaps in braking latch 63.
Clutch operating lever 7 is in sector, and one end of clutch operating lever 7 rotates and is arranged on the second gyroaxis 2b, clutch operation
Having arcuate socket 74 on bar 7, armature spindle 11 is through this arcuate socket 74, and arcuate socket 74 can relative rotor axle 11 sliding.
Clutch operating lever 7 by driving the output wheel 9 in wheels to drive deflection, the end face of output wheel 9 has and raises up
Pushing block 91, and the arcuate groove 92 of indent, pushing block 91 can promote with the side of clutch operating lever 7 and coordinate, and clutch is grasped
The lower surface making bar 7 has the promotion post 75 inserted in arcuate groove 92, constitutes the promotion on another direction and coordinates.
Combination gear 5 with anti-reverse component 3 just to end face on be provided with inner fovea part 51, inner fovea part 51 and combination gear
The centre of gyration of 5 is coaxially disposed, and the part of anti-reverse component 3 extends downwardly into inner fovea part 51 formation and ties with combination gear 5
The junction surface closed, viscosity grease 10 is applied in inner fovea part 51.
The annular wall 52 that the bottom surface of inner fovea part 51 is provided with evagination and the centre of gyration with combination gear 5 is coaxially disposed, this annular
Wall 52 is positioned at inner fovea part 51 and inner fovea part 51 is divided into inside and outside two parts, anti-reverse component 3 corresponding end-faces are provided with confession
The cannelure 35 that annular wall 52 embeds, the sidewall of anti-reverse component 3 has curved elastic support arm 32, elasticity
The outer end of arm 32 has the friction part 321 inconsistent with described annular wall 52 outer peripheral face.
Elastic support arm 32 has the centre of gyration with combination gear 5 and be arranged in parallel and downwardly extend limited post 322.
Anti-reverse component 3 is provided with perforation 33.
On anti-reverse component 3, neighbouring braking parts 31 position is provided with limited location fork 34.
The work process of motor traction apparatus is as follows:
The motor of motor traction apparatus is when being not powered on, and the external load put in load component 14 has made clutch operating lever
Clutch gear 6 with rotor portions 1 arranged coaxial is overcome the trying hard to recommend into so that the first latch 133 and of the second spring 4b by 7
Two latches 62 engage, and meanwhile, magnetic induction arrangement of clutch is not because rotating and power output without spin, therefore sector gear 19 is instead
Acting under the effect of the first spring 4a its pothook 191 with clutch cam 24 is disengaged condition, such as Fig. 4, shown in 7.
When motor is in energising, the first latch 133 of rotor portions 1 drives clutch gear 6 to rotate, and clutch gear 6 drives
The driving gear part 151 of planetary gears 15 rotates, and meanwhile, the structure gear part 132 of rotor portions 1 drives and sets
Putting the combination gear 5 as magnetic induction arrangement of clutch power input side at opposite side to rotate, combination gear 5 drives input
Gear 22 rotates, and input gear 22 drives permanent magnet 221 to rotate by torsion spring 26, and the rotation of permanent magnet 221 produces
Rotating excitation field makes magnetic induction ring 23 follow rotation, and the gear of output end 231 on magnetic induction ring 23 drives reduction gearing 18,
Reduction gearing 18 drives sector gear 19 to overcome the counteracting force of the first spring 4a to rotate, until on sector gear 19
Pothook 191 snaps in clutch cam 24, and remains powered on motor and engage, as shown in Figure 5,6 always.At pothook
Under 191 states being mutually clamped with clutch cam 24, comprise the speedup wheels 25 being mutually twisted of clutch cam 24
Can not rotate, therefore belong to planetary gears 15 1 side and the release gear 152 that is engaged with speedup wheels 25 can not rotate,
Can only be planetary gears 15 the opposing party rotates as the driving gear part 151 of driving wheel and drives big retarding gear 20
Rotating with output wheel 9, final output wheel 9 rotarily drives and rolls up in load component 14.Because load component 14 have to be
Upper volume could be started under the precondition that the pothook 191 of sector gear 19 and clutch cam 24 are mutually clamped, so from
Motor 17 is energized to load component 14 to start upper volume and there is certain time interval, the magnetic induction clutch that the present invention is announced
Mechanism only arranges a reduction gearing 18 at magnetic induction force outfan, and then drives the fan row gear 19 as clutch executive item
Rotating and be mutually clamped with clutch cam 24, this magnetic induction clutch is quick on the draw, and starts to engaging from electric motor starting
Upper required time interval is short, and less part is beneficial to the miniaturization of number of parts and product space, it can in addition contain joint
Cost-saving, little pulling force the first spring 4a of use mates with magnetic induction force makes function executing reliable.
As shown in figures 5-8, electrical power state, rotor portions 1 rotates, and load component 14 is gradually driven to be rolled onto to reach
During final position, output wheel 9 rotates forward, and the pushing block 91 on output wheel 9 stirs clutch operating lever 7, makes clutch grasp
Making bar 7 generation swing to move to low plane 72 from its high plane 71, clutch gear 6 is in the effect of the second spring 4b simultaneously
The most coaxial upward sliding, position switches to low plane 72, thus, clutch gear 6 from the high plane 71 of clutch operating lever 7
The second latch 62 depart from from the clamped position with the first latch 133 rotor portions 1 and lose the power in upper volume direction,
Now cause load component 14 to be return to prevent clutch gear 6 from rotating under external load retroaction, also with clutch
Gear 3 to being provided with brake bar 8 on face, after clutch gear 6 departs from rotor portions 1, brake bar 8 snap in immediately from
Closing in the braking latch 63 on the upper surface of gear 6, then the rotation trend of clutch gear 6 is locked out, and stings therewith
The rotation driving wheels outside portion load direction closed is limited, as long as so motor not power-off, load component 14 will one
Directly it is maintained at the final position of volume.
As shown in Fig. 1,4,6,7, when, after motor power-off, rotor portions 1 is stopped the rotation, combination gear 5, input gear
22 and permanent magnet 221 the most no longer rotate, rotating excitation field disappears, magnetic induction ring 23 no longer produces make sector gear 19 and from
Closing cam 24 and maintain the revolving force of engaging, now, sector gear 19, under the effect of the first spring 4a, exits and clutch
The fastening state of cam 24, is connected to the rotation of the speedup wheels 25 of release gear 152 side of planetary gears 15
Restriction cancellation, the release gear 152 being engaged with speedup wheels 25 in planetary wheeling mechanism 15 rotates restriction cancellation, output wheel 9
Under the load effect of load component 14 towards with on roll up direction in opposite direction and return, output wheel 9 by promote post 75 with
The promotion of arcuate groove 92 sidewall, drive is again stirred clutch operating lever 7 generation swing and is moved to a high position from its low plane 72
Face 71, meanwhile, promotes clutch gear 6 to overcome the coaxial lower slider of elastic force of the second spring 4b, clutch gear 6 position from
The low plane 72 of clutch operating lever 7 switches to high plane 71, and position switches paramount from the low one side of clutch operating lever 11
One side, thus, clutch gear 6 turns again to the second latch 62 thereon and engages with the first latch 133 in rotor portions
Position, subsequently, load component 14 continue load towards the outside direction return until arrive origin-location.
Anti-reverse operation principle: as it is shown in figure 9, when rotor portions 1 rotates towards correct direction, anti-reverse component 3 exists
Rotate with combination gear 5, until the braking parts 31 on anti-reverse component 3 is left under viscosity grease 10 effect
It is arranged in rotor portions 1 anti-reverse ratchet portion 131 position oppositely disposed with anti-reverse component 3, rotor portion 1
Can normally rotate；At this moment limited location fork 34 is conflicted with the gear post in motor traction apparatus and is coordinated, anti-reverse component 3 and connection
Close gear 5 relatively skid, ensure anti-reverse component braking parts 31 away from anti-reverse ratchet portion 131 while,
Prevent from again anti-reverse component 3 from continuing with combination gear 5 rotation to interfere with other parts in motor traction apparatus.
As shown in Figure 10, when rotor portion 1 rotates towards the opposite direction with correct direction, anti-reverse component is in viscosity
Grease 10 effect under rotate with combination gear 5, until the braking parts 31 on anti-reverse component 3 conflict to
Anti-reverse ratchet portion 131 detent positions of configuration, makes rotor to invert.Play anti-reverse effect.
Claims (10)
1. a motor traction apparatus, including the rotor portions (1) being arranged on armature spindle (11), and can with rotor portions (1) carry out from
The clutch gear (6) closed, the side face of clutch gear (6) has all the time with the driving gear part (151) of planetary gears (15)
The side face tooth (61) of engagement, drives gear part (151) to be engaged with output wheel (9) transmission by big retarding gear (20), output wheel (9)
Then it is in transmission connection with load component (14)；It is characterized in that: the top of described rotor portions (1) has anti-reverse ratchet portion (131)
With structure gear part (132), the side of armature spindle (11) is provided with the first gyroaxis (2a), the 3rd gyroaxis (2c) and magnetic induction axle
(21)；Combination gear (5), anti-reverse component (3) and reduction gearing (18) it is coaxially arranged with on first gyroaxis (2a), described
Combination gear (5) engages with structure gear part (132) transmission, and at anti-reverse component (3) and the junction surface of combination gear (5)
The viscosity grease (10) that place smears, described anti-reverse component (3) has in order to described anti-reverse ratchet portion (131)
Competing braking parts (31)；It is coaxially provided with input gear (22) and magnetic induction ring (23) on magnetic induction axle (21), inputs tooth
Wheel (22) is provided with permanent magnet (221), and magnetic induction ring (23) is set in the permanent magnet (221) of input gear (22) outward, described associating
Gear (5) engages with structure gear part (132) and input gear (22) transmission respectively；3rd gyroaxis (2c) is provided with sector gear
(19), described reduction gearing (18) engages with the gear of output end (231) on magnetic induction ring (23) and sector gear (19) respectively,
The sidewall of sector gear (19) has pothook (191)；The side of described sector gear (19) be provided with in order to sector gear (19)
On the clutch cam (24) of pothook (191) snap-fit, the opposite side of sector gear (19) is provided with the pothook made on sector gear
(191) first spring (4a) of disengaged condition is kept with clutch cam (24)；Described clutch cam (24) passes through speedup wheels (25)
Engage with the release gear (152) of planetary gears (15).
Motor traction apparatus the most according to claim 1, it is characterised in that: described clutch gear (6) and rotor portions (1)
Being co-axially located at described armature spindle (11) above and can move up and down, the upper surface of rotor portions (1) is provided with the first latch (133),
The lower surface of clutch gear (6) is provided with the second latch (62) matched with the first latch (133), the upper surface of clutch gear (6)
Being provided with braking latch (63), between described clutch gear (6) and rotor portions (1), support has make both keep separation trend the
Two springs (4b), the clutch operating lever (7) being arranged over deflecting of clutch gear (6), the lower end mask of clutch operating lever (7)
Have the high plane (71) that can contact with the upper surface of clutch gear (6) and low plane (72), high plane (71) and low plane (72) it
Between by inclined-plane (73) transition connect, being also arranged above and the brake bar of described braking latch (63) snap-fit of clutch gear (6)
(8), when the upper surface of clutch gear (6) contacts with high plane (71), clutch gear (6) overcomes the second spring (4b)
Elastic force move down so that the first latch (133) engages with the second latch (62), meanwhile, brake bar (8) and braking latch (63) point
From, when the lower surface of clutch gear (6) contacts with low plane (72), the clutch gear (6) bullet in the second spring (4)
Under power effect, upper shifting is so that the first latch (133) departs from the second latch (62), and meanwhile, brake bar (8) snaps in braking latch (63)
In.
Motor traction apparatus the most according to claim 2, it is characterised in that: described rotor portions (1) includes permanent magnet (12)
With combination member (13), described permanent magnet (12) is combined in the periphery of combination member (13), described anti-reverse ratchet portion (131)
It is arranged on combination member (13) with structure gear part (132).
Motor traction apparatus the most according to claim 2, it is characterised in that: described clutch operating lever (7) in sector,
One end of clutch operating lever (7) rotates and is arranged on the second gyroaxis (2b), and clutch operating lever (7) has arcuate socket (74),
Described armature spindle (11) passes this arcuate socket (74).
Motor traction apparatus the most according to claim 4, it is characterised in that: described clutch operating lever (7) is by driving wheel
Output wheel (9) in group drives deflection, and the end face of output wheel (9) has the pushing block (91) raised up, and the arc of indent
Groove (92), described pushing block (91) can promote with the side of clutch operating lever (7) and coordinate, the lower end of described clutch operating lever (7)
Mask has the promotion post (75) in insertion arcuate groove (92).
6. according to the arbitrary described motor traction apparatus of Claims 1 to 5, it is characterised in that: described combination gear (5) with
Anti-reverse component (3) just to end face be provided with inner fovea part (51), the centre of gyration of inner fovea part (51) and combination gear (5) with
Axle is arranged, and the part of described anti-reverse component (3) extends downwardly into inner fovea part (51) and forms the joint engaged with combination gear (5)
Portion, described viscosity grease (10) is applied in described inner fovea part (51).
Motor traction apparatus the most according to claim 6, it is characterised in that: outside the bottom surface of described inner fovea part (51) is provided with
The annular wall (52) that convex and with combination gear (5) the centre of gyration is coaxially disposed, this annular wall (52) be positioned at inner fovea part (51) by
Recess (51) is divided into inside and outside two parts, described anti-reverse component (3) corresponding end-faces to be provided with the ring embedded for annular wall (52)
Shape groove (35), the sidewall of anti-reverse component (3) has curved elastic support arm (32), and the outer end of elastic support arm (32) has
The friction part (321) inconsistent with described annular wall (52) outer peripheral face.
Motor traction apparatus the most according to claim 7, it is characterised in that: described elastic support arm (32) has and combines
The limited post (322) that the centre of gyration of gear (5) be arranged in parallel and downwardly extends.
Motor traction apparatus the most according to claim 6, it is characterised in that: described anti-reverse component (3) is provided with
Perforation (33).
Motor traction apparatus the most according to claim 6, it is characterised in that: the system on described anti-reverse component (3)
It is outside that combination gear (5) is exposed in dynamic portion (31) side, and upper neighbouring braking parts (31) position of described anti-reverse component (3) is provided with limit
Position fork (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410209348.1A CN104113161B (en) | 2014-06-24 | 2014-06-24 | A kind of motor traction apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410209348.1A CN104113161B (en) | 2014-06-24 | 2014-06-24 | A kind of motor traction apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN104113161A CN104113161A (en) | 2014-10-22 |
| CN104113161B true CN104113161B (en) | 2016-09-21 |
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ID=51709839
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410209348.1A Active CN104113161B (en) | 2014-06-24 | 2014-06-24 | A kind of motor traction apparatus |
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| Country | Link |
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| CN (1) | CN104113161B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110846862B (en) * | 2019-12-24 | 2024-07-19 | 安徽意华电器有限公司 | Intelligent washing machine tractor |
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| JPH03198638A (en) * | 1989-12-26 | 1991-08-29 | Nakagawa Electric Ind Co Ltd | Geared motor |
| JPH04308440A (en) * | 1991-04-04 | 1992-10-30 | Nakagawa Electric Ind Co Ltd | Geared motor |
| CN1330443A (en) * | 2000-06-26 | 2002-01-09 | 株式会社三协精机制作所 | Rotating stop mechanism and gear drived electric machine |
| CN2527022Y (en) * | 2002-02-09 | 2002-12-18 | 吴世镇 | Gearing motor |
| JP2003061306A (en) * | 2001-08-20 | 2003-02-28 | Nakagawa Electric Ind Co Ltd | Geared motor |
| JP2007097353A (en) * | 2005-09-30 | 2007-04-12 | Nidec Sankyo Corp | Geared motor, door opening/closing device, and refrigerator |
| JP2009165237A (en) * | 2007-12-28 | 2009-07-23 | Nakagawa Electric Ind Co Ltd | Geared motor |
| JP2009278819A (en) * | 2008-05-16 | 2009-11-26 | Nakagawa Electric Ind Co Ltd | Geared motor for driving drain valve |
| CN103378684A (en) * | 2012-04-27 | 2013-10-30 | 日本电产三协株式会社 | Electric motor brake |
| CN203967901U (en) * | 2014-06-24 | 2014-11-26 | 宁波东海定时器有限公司 | A kind of motor tractor |
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2014
- 2014-06-24 CN CN201410209348.1A patent/CN104113161B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03198638A (en) * | 1989-12-26 | 1991-08-29 | Nakagawa Electric Ind Co Ltd | Geared motor |
| JPH04308440A (en) * | 1991-04-04 | 1992-10-30 | Nakagawa Electric Ind Co Ltd | Geared motor |
| CN1330443A (en) * | 2000-06-26 | 2002-01-09 | 株式会社三协精机制作所 | Rotating stop mechanism and gear drived electric machine |
| JP2003061306A (en) * | 2001-08-20 | 2003-02-28 | Nakagawa Electric Ind Co Ltd | Geared motor |
| CN2527022Y (en) * | 2002-02-09 | 2002-12-18 | 吴世镇 | Gearing motor |
| JP2007097353A (en) * | 2005-09-30 | 2007-04-12 | Nidec Sankyo Corp | Geared motor, door opening/closing device, and refrigerator |
| JP2009165237A (en) * | 2007-12-28 | 2009-07-23 | Nakagawa Electric Ind Co Ltd | Geared motor |
| JP2009278819A (en) * | 2008-05-16 | 2009-11-26 | Nakagawa Electric Ind Co Ltd | Geared motor for driving drain valve |
| CN103378684A (en) * | 2012-04-27 | 2013-10-30 | 日本电产三协株式会社 | Electric motor brake |
| CN203967901U (en) * | 2014-06-24 | 2014-11-26 | 宁波东海定时器有限公司 | A kind of motor tractor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104113161A (en) | 2014-10-22 |
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Address after: 315181 Heng Jie Lin Cun, Haishu District, Ningbo City, Zhejiang Province Patentee after: NINGBO DONGHAI TIMER Co.,Ltd. Address before: 315181, Zhejiang, Ningbo province Yinzhou District Heng Lin Village Patentee before: NINGBO DONGHAI TIMER Co.,Ltd. |